{"id":"https://openalex.org/W3116085234","doi":"https://doi.org/10.1145/3437963.3441805","title":"Towards Ordinal Suicide Ideation Detection on Social Media","display_name":"Towards Ordinal Suicide Ideation Detection on Social Media","publication_year":2021,"publication_date":"2021-03-06","ids":{"openalex":"https://openalex.org/W3116085234","doi":"https://doi.org/10.1145/3437963.3441805","mag":"3116085234"},"language":"en","primary_location":{"id":"doi:10.1145/3437963.3441805","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3437963.3441805","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 14th ACM International Conference on Web Search and Data Mining","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5112446481","display_name":"Ramit Sawhney","orcid":null},"institutions":[{"id":"https://openalex.org/I68891433","display_name":"Indian Institute of Technology Delhi","ror":"https://ror.org/049tgcd06","country_code":"IN","type":"education","lineage":["https://openalex.org/I68891433"]},{"id":"https://openalex.org/I119939252","display_name":"Indraprastha Institute of Information Technology Delhi","ror":"https://ror.org/03vfp4g33","country_code":"IN","type":"education","lineage":["https://openalex.org/I119939252"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Ramit Sawhney","raw_affiliation_strings":["IIIT Delhi, New Delhi, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IIIT Delhi, New Delhi, India","institution_ids":["https://openalex.org/I119939252","https://openalex.org/I68891433"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053483086","display_name":"Harshit Joshi","orcid":"https://orcid.org/0000-0002-3493-9775"},"institutions":[{"id":"https://openalex.org/I110166357","display_name":"University of Delhi","ror":"https://ror.org/04gzb2213","country_code":"IN","type":"education","lineage":["https://openalex.org/I110166357"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Harshit Joshi","raw_affiliation_strings":["University of Delhi, New Delhi, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Delhi, New Delhi, India","institution_ids":["https://openalex.org/I110166357"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102907247","display_name":"Saumya Gandhi","orcid":"https://orcid.org/0000-0003-1941-103X"},"institutions":[{"id":"https://openalex.org/I167153416","display_name":"Visvesvaraya National Institute of Technology","ror":"https://ror.org/02zrtpp84","country_code":"IN","type":"education","lineage":["https://openalex.org/I167153416"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Saumya Gandhi","raw_affiliation_strings":["Visvesvaraya National Institute of Technology, Nagpur, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Visvesvaraya National Institute of Technology, Nagpur, India","institution_ids":["https://openalex.org/I167153416"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079357056","display_name":"Rajiv Ratn Shah","orcid":"https://orcid.org/0000-0003-1028-9373"},"institutions":[{"id":"https://openalex.org/I68891433","display_name":"Indian Institute of Technology Delhi","ror":"https://ror.org/049tgcd06","country_code":"IN","type":"education","lineage":["https://openalex.org/I68891433"]},{"id":"https://openalex.org/I119939252","display_name":"Indraprastha Institute of Information Technology Delhi","ror":"https://ror.org/03vfp4g33","country_code":"IN","type":"education","lineage":["https://openalex.org/I119939252"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Rajiv Ratn Shah","raw_affiliation_strings":["IIIT Delhi, New Delhi, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"IIIT Delhi, New Delhi, India","institution_ids":["https://openalex.org/I119939252","https://openalex.org/I68891433"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5112446481"],"corresponding_institution_ids":["https://openalex.org/I119939252","https://openalex.org/I68891433"],"apc_list":null,"apc_paid":null,"fwci":8.926,"has_fulltext":false,"cited_by_count":52,"citation_normalized_percentile":{"value":0.98173094,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"22","last_page":"30"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12488","display_name":"Mental Health via Writing","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/3207","display_name":"Social Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T12488","display_name":"Mental Health via Writing","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/3207","display_name":"Social Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10376","display_name":"Suicide and Self-Harm Studies","score":0.9973000288009644,"subfield":{"id":"https://openalex.org/subfields/3203","display_name":"Clinical Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T13283","display_name":"Mental Health Research Topics","score":0.9523000121116638,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/ordinal-scale","display_name":"Ordinal Scale","score":0.7821747660636902},{"id":"https://openalex.org/keywords/suicidal-ideation","display_name":"Suicidal ideation","score":0.625834584236145},{"id":"https://openalex.org/keywords/ordinal-regression","display_name":"Ordinal regression","score":0.6049296259880066},{"id":"https://openalex.org/keywords/social-media","display_name":"Social media","score":0.5816867351531982},{"id":"https://openalex.org/keywords/ordinal-data","display_name":"Ordinal data","score":0.544218122959137},{"id":"https://openalex.org/keywords/suicide-ideation","display_name":"Suicide ideation","score":0.5225545763969421},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.4922772943973541},{"id":"https://openalex.org/keywords/ideation","display_name":"Ideation","score":0.46545201539993286},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.46053481101989746},{"id":"https://openalex.org/keywords/suicide-prevention","display_name":"Suicide prevention","score":0.4541440010070801},{"id":"https://openalex.org/keywords/suicide-attempt","display_name":"Suicide attempt","score":0.4526989758014679},{"id":"https://openalex.org/keywords/value","display_name":"Value (mathematics)","score":0.43893784284591675},{"id":"https://openalex.org/keywords/poison-control","display_name":"Poison control","score":0.4304935932159424},{"id":"https://openalex.org/keywords/human-factors-and-ergonomics","display_name":"Human factors and ergonomics","score":0.42855894565582275},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4276018738746643},{"id":"https://openalex.org/keywords/suicide-risk","display_name":"Suicide Risk","score":0.42140835523605347},{"id":"https://openalex.org/keywords/social-risk","display_name":"Social risk","score":0.420682817697525},{"id":"https://openalex.org/keywords/risk-analysis","display_name":"Risk analysis (engineering)","score":0.25592148303985596},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.24352627992630005},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.20308327674865723},{"id":"https://openalex.org/keywords/medical-emergency","display_name":"Medical emergency","score":0.17719519138336182},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.13482129573822021},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.13208633661270142},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1129370927810669}],"concepts":[{"id":"https://openalex.org/C2909711754","wikidata":"https://www.wikidata.org/wiki/Q7100785","display_name":"Ordinal Scale","level":2,"score":0.7821747660636902},{"id":"https://openalex.org/C2776641880","wikidata":"https://www.wikidata.org/wiki/Q944142","display_name":"Suicidal ideation","level":4,"score":0.625834584236145},{"id":"https://openalex.org/C110313322","wikidata":"https://www.wikidata.org/wiki/Q7100793","display_name":"Ordinal regression","level":2,"score":0.6049296259880066},{"id":"https://openalex.org/C518677369","wikidata":"https://www.wikidata.org/wiki/Q202833","display_name":"Social media","level":2,"score":0.5816867351531982},{"id":"https://openalex.org/C85461838","wikidata":"https://www.wikidata.org/wiki/Q7100785","display_name":"Ordinal data","level":2,"score":0.544218122959137},{"id":"https://openalex.org/C2993057073","wikidata":"https://www.wikidata.org/wiki/Q944142","display_name":"Suicide ideation","level":5,"score":0.5225545763969421},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.4922772943973541},{"id":"https://openalex.org/C170477896","wikidata":"https://www.wikidata.org/wiki/Q17039022","display_name":"Ideation","level":2,"score":0.46545201539993286},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.46053481101989746},{"id":"https://openalex.org/C526869908","wikidata":"https://www.wikidata.org/wiki/Q3298118","display_name":"Suicide prevention","level":3,"score":0.4541440010070801},{"id":"https://openalex.org/C2780842732","wikidata":"https://www.wikidata.org/wiki/Q3518184","display_name":"Suicide attempt","level":4,"score":0.4526989758014679},{"id":"https://openalex.org/C2776291640","wikidata":"https://www.wikidata.org/wiki/Q2912517","display_name":"Value (mathematics)","level":2,"score":0.43893784284591675},{"id":"https://openalex.org/C3017944768","wikidata":"https://www.wikidata.org/wiki/Q1450463","display_name":"Poison control","level":2,"score":0.4304935932159424},{"id":"https://openalex.org/C166735990","wikidata":"https://www.wikidata.org/wiki/Q1750812","display_name":"Human factors and ergonomics","level":3,"score":0.42855894565582275},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4276018738746643},{"id":"https://openalex.org/C2779508988","wikidata":"https://www.wikidata.org/wiki/Q24037396","display_name":"Suicide Risk","level":4,"score":0.42140835523605347},{"id":"https://openalex.org/C3018595361","wikidata":"https://www.wikidata.org/wiki/Q7551354","display_name":"Social risk","level":2,"score":0.420682817697525},{"id":"https://openalex.org/C112930515","wikidata":"https://www.wikidata.org/wiki/Q4389547","display_name":"Risk analysis (engineering)","level":1,"score":0.25592148303985596},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.24352627992630005},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.20308327674865723},{"id":"https://openalex.org/C545542383","wikidata":"https://www.wikidata.org/wiki/Q2751242","display_name":"Medical emergency","level":1,"score":0.17719519138336182},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.13482129573822021},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.13208633661270142},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1129370927810669},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0},{"id":"https://openalex.org/C188147891","wikidata":"https://www.wikidata.org/wiki/Q147638","display_name":"Cognitive science","level":1,"score":0.0},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3437963.3441805","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3437963.3441805","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 14th ACM International Conference on Web Search and Data Mining","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5400000214576721,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":45,"referenced_works":["https://openalex.org/W2402700","https://openalex.org/W39627588","https://openalex.org/W1556840590","https://openalex.org/W1572924317","https://openalex.org/W1963495448","https://openalex.org/W1997855593","https://openalex.org/W2031961563","https://openalex.org/W2053479646","https://openalex.org/W2064675550","https://openalex.org/W2148083007","https://openalex.org/W2150190681","https://openalex.org/W2153923143","https://openalex.org/W2165279024","https://openalex.org/W2225017599","https://openalex.org/W2405042511","https://openalex.org/W2511234952","https://openalex.org/W2526248091","https://openalex.org/W2554980225","https://openalex.org/W2741004402","https://openalex.org/W2766527491","https://openalex.org/W2793785670","https://openalex.org/W2886741239","https://openalex.org/W2889391310","https://openalex.org/W2904633855","https://openalex.org/W2906797451","https://openalex.org/W2908543495","https://openalex.org/W2911378332","https://openalex.org/W2912350748","https://openalex.org/W2948893604","https://openalex.org/W2949208911","https://openalex.org/W2970205254","https://openalex.org/W2987607344","https://openalex.org/W2988595016","https://openalex.org/W3013908145","https://openalex.org/W3014713228","https://openalex.org/W3025747240","https://openalex.org/W3030281894","https://openalex.org/W3035244157","https://openalex.org/W3088524227","https://openalex.org/W3105623222","https://openalex.org/W3155707196","https://openalex.org/W3197497981","https://openalex.org/W4239429860","https://openalex.org/W4245045512","https://openalex.org/W6601592313"],"related_works":["https://openalex.org/W2313068166","https://openalex.org/W2568280491","https://openalex.org/W4237346635","https://openalex.org/W2280518915","https://openalex.org/W1572610764","https://openalex.org/W141250983","https://openalex.org/W1656877397","https://openalex.org/W4239252336","https://openalex.org/W66181126","https://openalex.org/W1564964387"],"abstract_inverted_index":{"The":[0],"rising":[1],"ubiquity":[2],"of":[3,16,37,51,86,108],"social":[4,29],"media":[5,30],"presents":[6],"a":[7,34,75,137,141],"platform":[8],"for":[9,24,110],"individuals":[10],"to":[11,80,134],"express":[12],"suicide":[13,26,52,59,88,112],"ideation,":[14],"instead":[15],"traditional,":[17],"formal":[18],"clinical":[19,121],"settings.":[20],"While":[21],"neural":[22],"methods":[23],"assessing":[25],"risk":[27,60,89,113],"on":[28,115],"have":[31],"shown":[32],"promise,":[33],"crippling":[35],"limitation":[36],"existing":[38],"solutions":[39],"is":[40],"that":[41],"they":[42],"ignore":[43],"the":[44,68,83,105,127],"inherent":[45],"ordinal":[46],"nature":[47,85],"across":[48],"fine-grain":[49],"levels":[50],"risk.":[53],"To":[54],"this":[55],"end,":[56],"we":[57],"reformulate":[58],"assessment":[61,114],"as":[62,140],"an":[63],"Ordinal":[64],"Regression":[65],"problem,":[66],"over":[67],"Columbia-Suicide":[69],"Severity":[70],"Scale.":[71],"We":[72,103,123],"propose":[73],"SISMO,":[74],"hierarchical":[76],"attention":[77],"model":[78],"optimized":[79],"factor":[81],"in":[82,136],"graded":[84],"increasing":[87],"levels,":[90],"through":[91],"soft":[92],"probability":[93],"distribution":[94],"since":[95],"not":[96],"all":[97],"wrong":[98],"risk-levels":[99],"are":[100],"equally":[101],"wrong.":[102],"establish":[104],"face":[106],"value":[107],"SISMO":[109,135],"preliminary":[111],"real-world":[116],"Reddit":[117],"data":[118],"annotated":[119],"by":[120,125],"experts.":[122],"conclude":[124],"discussing":[126],"empirical,":[128],"practical,":[129],"and":[130],"ethical":[131],"considerations":[132],"pertaining":[133],"larger":[138],"picture,":[139],"human-in-the-loop":[142],"framework":[143]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":8},{"year":2024,"cited_by_count":9},{"year":2023,"cited_by_count":15},{"year":2022,"cited_by_count":14},{"year":2021,"cited_by_count":3}],"updated_date":"2026-05-12T08:28:47.272897","created_date":"2025-10-10T00:00:00"}
